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International Journal of Concrete Structures and Materials

Table 1 Chemical composition of binders, filler and fine aggregates

From: Mechanical Properties of Ultra-High Performance Concrete (UHPC) and Ultra-High Performance Fiber-Reinforced Concrete (UHPFRC) with Recycled Sand

Component

OPC

SF

FA

QP

RS

NS

CaO

66.1

0.95

2.53

0.27

21.2

2.06

SiO2

19.0

92.6

66.2

97.9

54.7

71.4

Al2O3

4.83

0.36

20.4

0.51

11.0

12.7

SO3

2.17

0.81

–

–

0.91

0.17

Fe2O3

3.68

0.96

4.72

0.05

4.27

4.39

MgO

2.19

1.03

0.99

–

1.75

2.16

K2O

1.07

2.16

0.73

0.01

3.17

4.18

TiO2

0.26

–

0.94

0.13

0.46

0.57

Na2O

0.11

0.64

0.37

–

1.91

1.91

P2O5

0.14

0.15

0.64

1.06

0.15

0.15

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